Classification stone crusher for constructional engineering

Abstract

A grading stone crushing mechanism comprises two first stone crushing rollers rotationally connected to the top of the inner wall of a machine body, one side of the machine body is rotationally connected with a first gear, and the two first gears are connected in a meshed mode; transmission shafts of the two first stone crushing rollers penetrate through the inner wall of the machine body and are fixedly connected with the centers of one sides of first gears, and one side of one first gear is fixedly connected with a first motor and is fixedly connected with the output end of the first motor. Materials are placed in the machine body, the materials are preliminarily crushed through the first stone crushing roller, the crushed materials are preliminarily screened through the screen, small-particle crushed stones are discharged, large-particle crushed stones enter the crushing box through the screen, secondary crushing is conducted, and the crushing efficiency is improved. And therefore, the crushed materials can meet the use requirements, and the working efficiency in the stone crushing process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stone crushing for construction projects, in particular to a grading stone crusher for construction projects. Background Art

[0002] Crusher can be divided into medical crusher and mining crusher according to the major categories. Mining crusher is suitable for crushing massive hard rocks in mines. Its typical granite output particle size is ≤40mm, accounting for 90%. The machine can process materials with a side length of 100-500 mm. Its compressive strength can reach up to 350 MPa. It has the advantages of large crushing ratio and cubic particles after crushing. Mining crushing machinery refers to crushing machinery in which the content of particles larger than three millimeters in the discharge volume accounts for more than 50% of the total discharge volume.

[0003] In the process of crushing stones in construction projects, a crusher is needed to crush the materials. The crushers in daily use can only crush the materials once, so that every piece of material cannot be crushed well. It needs to be screened and then crushed twice, which reduces the work efficiency in the stone crushing process. Utility Model Content

[0004] In order to solve the above problems, the purpose of the present invention is to provide a grading stone crusher for construction engineering to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model proposes a grading stone crusher for construction engineering, comprising a stone crusher, the stone crusher being mainly used for crushing stones in construction engineering, the stone crusher comprising a body, a grading stone crushing mechanism being provided inside the body, and a dust suppression mechanism being provided on the top of the grading stone crushing mechanism;

[0006] The grading stone crushing mechanism includes two first stone crushing rollers rotatably connected to the top of the inner wall of the machine body, one side of the machine body is rotatably connected to a first gear, and the two first gears are meshed and connected, the transmission shafts of the two first stone crushing rollers pass through the inner wall of the machine body and are fixedly connected to the center of one side of the first gear, one side of one of the first gears is fixedly connected to a first motor and is fixedly connected to the output end of the first motor, the middle part of the inner wall of the machine body is slidably connected to a screen, and one side of the screen is fixedly connected to a fixing plate.

[0007] In one example, a strip-shaped hole is opened in the middle of the back of the body, a groove is opened on the inner wall of the strip-shaped hole, and a fixing plate is slidably connected to the inner wall of the strip-shaped hole, and a vibration motor is fixedly connected to the top of the fixing plate.

[0008] In one example, a first discharge port is opened in the middle of the front of the machine body, and a crushing box is provided at the bottom of the first discharge port. Two second crushing rollers are rotatably connected to the inner wall of the crushing box, and one side of the crushing box is rotatably connected to a second gear, and the two second gears are meshed and connected. The transmission shafts of the two second crushing rollers pass through the inner wall of the crushing box and are fixedly connected to the center of the second gear. One side of one of the second gears is fixedly connected to a second motor and is fixedly connected to the output end of the second motor.

[0009] In one example, the dust reduction mechanism includes a water tank fixedly connected to the bottom of one side of the machine body, the top of the water tank is fixedly connected to a water pump, the water outlet of the water pump is fixedly connected to a water pipe, and the water outlet of the water pipe is fixedly connected to a sprinkler plate.

[0010] In one example, a second discharge port is provided at the bottom of the front side of the machine body, and a third discharge port is fixedly connected to the bottom of the crushing box.

[0011] In one example, a switch panel is provided on one side of the body, and a first motor switch, a second motor switch and a water pump switch are provided on the surface of the switch panel. The first motor is electrically connected to the external power supply through the first motor switch, the second motor is electrically connected to the second motor switch, and the water pump is electrically connected to the external power supply through the water pump switch.

[0012] The grading stone crusher for construction projects proposed by the utility model can bring the following beneficial effects:

[0013] 1. This grading stone crusher for construction projects uses a first stone crushing roller, a first gear, a first motor, a screen, a groove, a fixed plate, a vibration motor, a crushing box, and a second stone crushing roller arranged inside the machine body. When in use, the material is placed inside the machine body and the first stone crushing roller performs preliminary crushing on the material. The crushed material is then preliminarily screened through the screen to discharge smaller particles of crushed stone, while larger particles of crushed stone pass through the screen and enter the crushing box for a second crushing, thereby allowing the crushed material to meet the use requirements and improving the work efficiency in the stone crushing process.

[0014] 2. This grading stone crusher for construction projects has a water tank, a water pump, a water pipe and a sprinkler plate arranged on one side of the machine body. When in use, the water pump drives the sprinkler plate on the top to sprinkle water on the inside of the machine body, thereby decomposing the dust generated in the stone crushing process to prevent it from being inhaled by the workers, thereby improving the safety of the workers in the stone crushing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0016] Figure 1 This is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the graded crushed stone structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the body of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of one side of the screen of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the new dust suppression mechanism of this utility model.

[0021] In the figure: 1. Machine body; 2. First crushing roller; 3. First gear; 4. First motor; 5. Screen; 6. Groove; 7. Fixed plate; 8. Vibrating motor; 9. Crushing box; 10. Second crushing roller; 11. Second gear; 12. Second motor; 13. Water tank; 14. Water pump; 15. Water pipe; 16. Sprinkler plate; 17. Second discharge port; 18. Third discharge port; 19. Strip hole; 20. First discharge port. DETAILED DESCRIPTION

[0022] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0023] In embodiment 1, the present invention provides Figure 1 - Figure 5The grading stone crusher for construction projects shown in the figure includes a stone crusher, which is mainly used for stone crushing in construction projects. The stone crusher includes a body 1, a grading stone crushing mechanism is provided inside the body 1, and a dust reduction mechanism is provided on the top of the grading stone crushing mechanism. The grading stone crushing mechanism includes two first stone crushing rollers 2 rotatably connected to the top of the inner wall of the body 1, a first gear 3 is rotatably connected to one side of the body 1, and the two first gears 3 are meshed and connected, and the transmission shafts of the two first stone crushing rollers 2 pass through the inner wall of the body 1 and the center of one side of the first gear 3. The first gear 3 is fixedly connected to the first motor 4 on one side, and is fixedly connected to the output end of the first motor 4. The middle of the inner wall of the body 1 is slidably connected to the screen 5, and one side of the screen 5 is fixedly connected to the fixing plate 7. A strip hole 19 is opened in the middle of the back of the body 1, and a groove 6 is opened on the inner wall of the strip hole 19, and the fixing plate 7 is slidably connected to the inner wall of the strip hole 19. The top of the fixing plate 7 is fixedly connected to the vibration motor 8. A first discharge port 20 is opened in the middle of the front of the body 1. The first discharge port 20 A crushing box 9 is provided at the bottom, and the inner wall of the crushing box 9 is rotatably connected to two second crushing rollers 10. One side of the crushing box 9 is rotatably connected to the second gear 11, and the two second gears 11 are meshed and connected. The transmission shafts of the two second crushing rollers 10 pass through the inner wall of the crushing box 9 and are fixedly connected to the center of the second gear 11. One side of one of the second gears 11 is fixedly connected to the second motor 12 and is fixedly connected to the output end of the second motor 12. Through the first crushing roller 2, the first gear 3, the first motor 4, the screen 5, the groove 6, the fixed plate 7, the vibration motor 8, the crushing box 9, and the second crushing roller 10 arranged inside the body 1, when in use, the material can be placed inside the body 1 and the material is preliminarily crushed by the first crushing roller 2. After that, the crushed material will be preliminarily screened through the screen 5 to discharge smaller particles of crushed stone, and the larger particles of crushed stone will pass through the screen 5 into the interior of the crushing box 9 for a second crushing, so that the crushed material can meet the use requirements, thereby improving the work efficiency in the crushing process.

[0024] In the second embodiment, the present invention provides Figure 5The grading stone crusher for construction projects shown in the figure includes a dust reduction mechanism including a water tank 13 fixedly connected to the bottom of one side of the machine body 1, the top of the water tank 13 is fixedly connected to a water pump 14, the water outlet end of the water pump 14 is fixedly connected to a water pipe 15, the water outlet end of the water pipe 15 is fixedly connected to a sprinkler plate 16, a second discharge port 17 is provided at the bottom of the front of the machine body 1, and a third discharge port 18 is fixedly connected to the bottom of the crushing box 9. By means of the water tank 13, water pump 14, water pipe 15 and sprinkler plate 16 arranged on one side of the machine body 1, when in use, the sprinkler plate 16 on the top can be driven by the water pump 14 to sprinkle water on the interior of the machine body 1, so that the dust generated during the stone crushing process can be decomposed to prevent it from being inhaled by the staff, thereby improving the safety of the staff during the stone crushing process.

[0025] Working principle: The utility model discloses a grading stone crusher for construction engineering. When in use, through the first stone crushing roller 2, the first gear 3, the first motor 4, the screen 5, the groove 6, the fixed plate 7, the vibration motor 8, the crushing box 9, and the second stone crushing roller 10 arranged inside the machine body 1, the material can be placed inside the machine body 1 and the first stone crushing roller 2 can be used to perform preliminary crushing of the material. The crushed material will then pass through the screen 5 for preliminary screening, and the smaller particles of crushed stone will be discharged. The larger particles of crushed stone will pass through the screen 5 and enter the crushing box 9 for a second crushing, so that the crushed material can meet the requirements of use, thereby improving the working efficiency in the stone crushing process. At the same time, through the water tank 13, the water pump 14, the water pipe 15, and the sprinkler plate 16 arranged on one side of the machine body 1, the water pump 14 can be used to drive the sprinkler plate 16 on the top to sprinkle water on the inside of the machine body 1, so that the dust generated in the stone crushing process can be decomposed to prevent it from being inhaled by the workers, thereby improving the safety of the workers in the stone crushing process.

[0026] The various embodiments in this specification are described in a progressive manner. Similar parts between the various embodiments can be referred to in conjunction with each other. Each embodiment focuses on the differences between the other embodiments. In particular, the system embodiments are described briefly because they are generally similar to the method embodiments. For relevant parts, refer to the description of the method embodiments.

[0027] The above description is merely an embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that various modifications and variations of the present invention are possible. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention are intended to be within the scope of the claims of the present invention.

Claims

1. A grading stone crusher for construction engineering, comprising a stone crusher, the stone crusher is mainly used for stone crushing in construction engineering, the stone crusher comprises a body (1), a grading stone crushing mechanism is arranged inside the body (1), and a dust reduction mechanism is arranged on the top of the grading stone crushing mechanism; Features: The grading stone crushing mechanism comprises two first stone crushing rollers (2) rotatably connected to the top of the inner wall of the machine body (1); one side of the machine body (1) is rotatably connected to a first gear (3), and the two first gears (3) are meshed and connected; the transmission shafts of the two first stone crushing rollers (2) pass through the inner wall of the machine body (1) and are fixedly connected to the center of one side of the first gear (3); one side of one of the first gears (3) is fixedly connected to a first motor (4) and is fixedly connected to the output end of the first motor (4); a screen (5) is slidably connected to the middle of the inner wall of the machine body (1); one side of the screen (5) is fixedly connected to a fixing plate (7).

2. A grading stone crusher for construction engineering according to claim 1, characterized in that: A strip-shaped hole (19) is provided in the middle of the back side of the machine body (1), a groove (6) is provided on the inner wall of the strip-shaped hole (19), a fixing plate (7) is slidably connected to the inner wall of the strip-shaped hole (19), and a vibration motor (8) is fixedly connected to the top of the fixing plate (7).

3. The grading stone crusher for construction engineering according to claim 1, characterized in that: A first discharge port (20) is provided in the middle of the front of the machine body (1), and a crushing box (9) is provided at the bottom of the first discharge port (20). Two second stone crushing rollers (10) are rotatably connected to the inner wall of the crushing box (9), and a second gear (11) is rotatably connected to one side of the crushing box (9), and the two second gears (11) are meshed and connected. The transmission shafts of the two second stone crushing rollers (10) pass through the inner wall of the crushing box (9) and are fixedly connected to the center of the second gear (11), and one side of one of the second gears (11) is fixedly connected to a second motor (12) and is fixedly connected to the output end of the second motor (12).

4. The grading stone crusher for construction engineering according to claim 1, characterized in that: The dust reduction mechanism comprises a water tank (13) fixedly connected to the bottom of one side of the machine body (1); the top of the water tank (13) is fixedly connected to a water pump (14); the water outlet end of the water pump (14) is fixedly connected to a water pipe (15); and the water outlet end of the water pipe (15) is fixedly connected to a sprinkler plate (16).

5. The grading stone crusher for construction engineering according to claim 3, characterized in that: A second discharge port (17) is provided at the bottom of the front side of the machine body (1), and a third discharge port (18) is fixedly connected to the bottom of the crushing box (9).

6. The grading stone crusher for construction engineering according to claim 1, characterized in that: A switch panel is provided on one side of the machine body (1); a first motor switch, a second motor switch and a water pump switch are provided on the surface of the switch panel; the first motor (4) is electrically connected to an external power supply via the first motor switch, the second motor (12) is electrically connected to an external power supply via the second motor switch, and the water pump (14) is electrically connected to an external power supply via the water pump switch.

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